Defensive publication



if XAYatDk DEFENSIVE PUBLICATION UNITED STATES PATENT OFFICE Published at the request of the applicant or owner in accordance with the Notice of Apr. 11, 1968, 849 0.G. 1221. Identification is by serial number of the application and the heading indicates the number of pages of specification, including claims, and of sheets of drawing contained in the application as originally filed. The file of this application is available to the public for inspection reproduction may be purchased for 30 cents per sheet.

Applications published under the Defensive Publication Program have not been examined as to the merits of alleged invention. The Patent Oflice makes no assertion as to the novelty of the disclosed subject matter.

PUBLISHED OCTOBER 21, 1969 836,208 METHOD OF MAKING HOT MELT-COATED SUBSTRATES HEAT-SEALABLE James E. Dickert, P.O. Box 511, Kingsport, Tenn. 37662 Continuation of application Ser. No. 555,226, June 6, 1966. This application June 12, 1969. Published Oct. 21, 1969 Int. Cl. B44d 1/50 US. Cl. 11762 No Drawing. 5 Pages Specification Coatings of hot melt-coated substrates are rendered heat-scalable by immersing said coatings in an electrical corona discharge said coatings consisting essentially of thermoplastic material having a Brookfield melt viscosity of not more than 50,000 cps. at 300 F. and is selected from the group consisting of polyolefins, petroleum Waxes, blends of polyolefins and petroleum waxes, blends of petroleum waxes and polyvinyl acetates, blends of petroleum Waxes and rubber, blends of petroleum Waxes and copolymers of ethylene and a vinyl monomer, and blends of petroleum Waxes and copolymers of ethylene and an acrylic monomer. 

